Calculator
Physics Equations Solver — Ohm's Law, Kinematics & Units
- Calculate
- Mobile Friendly
- Accessibility Tested
- SEO Optimized
- Fast Loading
- Responsive
Version 1.0.0 · Last reviewed
How it worksShow guide
Introduction
Multi-mode physics solver for electrical, kinematic, and mechanical equations plus SI-derived unit conversions.
Step-by-step
- Select equation mode
- Enter known values
- Review solved unknowns
Worked example
Given V=12 V and R=4 Ω, current I=3 A and power P=36 W.
Use cases
- Solve for unknown voltage, current, or resistance in circuits
- Compute displacement, velocity, or acceleration in motion problems
- Convert pressure, energy, and power between lab units
Frequently asked questions
How many variables do I need for kinematics?
At least three of initial velocity, final velocity, acceleration, displacement, and time.
Related tools
-
Scientific Calculator
Evaluate advanced expressions with trig, logarithms, powers, and constants — degrees or radians, with calculation history.
-
Matrix Calculator
Perform 2×2 and 3×3 matrix operations — add, subtract, multiply, determinant, inverse, transpose, and scalar multiply.
-
Temperature Converter
Convert Celsius to Fahrenheit and Kelvin instantly with the standard temperature formulas.
Popular tools
-
AI Prompt Token & Cost Analyzer
Count prompt tokens, estimate API cost, and find wasted context locally in your browser — no prompt upload.
-
Speech to Text
100% Private and SecureTranscribe microphone or audio files to text in your browser with Whisper ONNX — private, free, no upload.
-
Average Calculator
Calculate the mean, sum, median, and range from a list of numbers.
Was this helpful?
Your feedback stays on this device only — it is not sent to the Bestrao team yet.